-57kgGermanyKey Metrics
Total Contests
98
Recorded international matches
Wins
61
62.2% win rate
Ippon Victories
41
67.2% of wins by ippon
Waza-ari Wins
16
Decisive waza-ari victories
| Metric | Seija BALLHAUS | -57kg average |
|---|---|---|
| Contests | 98 | 25.2 |
| Win rate | 62.2% | 45.7% |
| Ippon wins | 41 | — |
| Waza-ari wins | 16 | — |
Match History
| Date | Competition | Opponent | Round | Result | Technique |
|---|---|---|---|---|---|
| 2025-11-28 | Abu Dhabi Grand Slam 2025 |  Giulia CARNA | Round of 16 | L | ippon |
| 2025-06-13 | OTP Bank World Senior Championships 2025 Hungary Individuals |  Acelya TOPRAK | Round of 32 | W | ippon (GS) |
| 2025-06-13 | OTP Bank World Senior Championships 2025 Hungary Individuals | Maysa PARDAYEVA | Round of 16 | L | ippon (GS) |
| 2025-04-23 | European Judo Championships Senior Podgorica 2025 Individuals |  Eteri LIPARTELIANI | Final | W | waza-ari |
| 2025-04-23 | European Judo Championships Senior Podgorica 2025 Individuals |  Marica PERISIC | Semi-Final | W | golden-score (GS) |
| 2025-04-23 | European Judo Championships Senior Podgorica 2025 Individuals |  Pihla SALONEN | Round of 16 | W | golden-score (GS) |
| 2025-04-23 | European Judo Championships Senior Podgorica 2025 Individuals | Veronica TONIOLO | Quarter-Final | W | ippon |
| 2025-03-07 | Grand Prix Upper Austria 2025 |  Dora BORTAS | Round of 16 | W | ippon |
| 2025-03-07 | Grand Prix Upper Austria 2025 |  Nika TOMC | Final | W | ippon |
| 2025-03-07 | Grand Prix Upper Austria 2025 |  Riko HONDA | Semi-Final | W | decision |
| 2025-03-07 | Grand Prix Upper Austria 2025 |  Marta GARCIA MARTIN | Quarter-Final | W | ippon |
| 2025-02-14 | Baku Grand Slam 2025 |  Jessica LIMA | Bronze | W | ippon |
| 2025-02-14 | Baku Grand Slam 2025 | Momo TAMAOKI | Quarter-Final | L | waza-ari |
| 2025-02-14 | Baku Grand Slam 2025 |  Fidan ALIZADA | Repechage | W | ippon |
| 2025-02-14 | Baku Grand Slam 2025 | Malin WILSON CLARET | Round of 16 | W | decision |
| 2024-10-11 | Abu Dhabi Grand Slam 2024 |  Lou LEMIRE | Quarter-Final | W | ippon |
| 2024-10-11 | Abu Dhabi Grand Slam 2024 |  Irina ZUEVA | Final | W | waza-ari |
| 2024-10-11 | Abu Dhabi Grand Slam 2024 | Flaka LOXHA | Semi-Final | W | waza-ari (GS) |
| 2024-05-19 | Abu Dhabi World Championships Seniors 2024 Individuals | Mariana ESTEVES | Round of 32 | L | waza-ari (GS) |
| 2024-05-19 | Abu Dhabi World Championships Seniors 2024 Individuals |  Ozlem YILDIZ | Round of 64 | W | ippon |
| 2024-04-25 | European Judo Championships Seniors Individuals 2024 |  Ivelina ILIEVA | Round of 32 | W | waza-ari |
| 2024-04-25 | European Judo Championships Seniors Individuals 2024 |  Timna NELSON LEVY | Repechage | L | ippon |
| 2024-04-25 | European Judo Championships Seniors Individuals 2024 |  Pleuni CORNELISSE | Round of 16 | W | ippon |
| 2024-04-25 | European Judo Championships Seniors Individuals 2024 | Eteri LIPARTELIANI | Quarter-Final | L | ippon |
| 2024-03-29 | Antalya Grand Slam 2024 |  Lisa GRABNER | Round of 64 | W | ippon |
| 2024-03-29 | Antalya Grand Slam 2024 |  Mariah HOLGUIN | Round of 32 | W | ippon (GS) |
| 2024-03-29 | Antalya Grand Slam 2024 | Faiza MOKDAR | Bronze | L | waza-ari |
| 2024-03-29 | Antalya Grand Slam 2024 |  Arleta PODOLAK | Repechage | W | ippon (GS) |
| 2024-03-29 | Antalya Grand Slam 2024 | Jessica LIMA | Quarter-Final | L | ippon (GS) |
| 2024-03-29 | Antalya Grand Slam 2024 | Ozlem YILDIZ | Round of 16 | W | waza-ari |
| 2024-03-22 | Tbilisi Grand Slam 2024 | Natalia ELKINA | Round of 64 | L | waza-ari (GS) |
| 2024-03-01 | Tashkent Grand Slam 2024 | Haruka FUNAKUBO | Quarter-Final | L | ippon |
| 2024-03-01 | Tashkent Grand Slam 2024 | Arleta PODOLAK | Bronze | L | waza-ari (GS) |
| 2024-03-01 | Tashkent Grand Slam 2024 | Daria KURBONMAMADOVA | Repechage | W | waza-ari |
| 2024-03-01 | Tashkent Grand Slam 2024 |  Yamini MOURYA | Round of 16 | W | ippon |
| 2024-03-01 | Tashkent Grand Slam 2024 |  Bakyt KUSSAKBAYEVA | Round of 32 | W | waza-ari (GS) |
| 2024-02-02 | Paris Grand Slam 2024 | Ozlem YILDIZ | Round 2 | W | waza-ari |
| 2024-02-02 | Paris Grand Slam 2024 | Veronica TONIOLO | Round 3 | L | waza-ari (GS) |
| 2024-01-26 | Grand Prix Portugal 2024 | Pihla SALONEN | Round 2 | W | ippon |
| 2024-01-26 | Grand Prix Portugal 2024 | Ophelie VELLOZZI | Bronze | W | ippon |
| 2024-01-26 | Grand Prix Portugal 2024 |  Jasmine MARTIN | Repechage | W | ippon |
| 2024-01-26 | Grand Prix Portugal 2024 | Julie BEURSKENS | Round 3 | W | waza-ari |
| 2024-01-26 | Grand Prix Portugal 2024 |  Mimi HUH | Quarter-Final | L | waza-ari |
| 2023-11-10 | Perth Oceania Open 2023 | Nekoda SMYTHE-DAVIS | Semi-Final | L | ippon (GS) |
| 2023-11-10 | Perth Oceania Open 2023 | Julia KOWALCZYK | Round 2 | W | ippon |
| 2023-11-10 | Perth Oceania Open 2023 |  Mina LIBEER | Bronze | L | ippon |
| 2023-11-10 | Perth Oceania Open 2023 | Hasret BOZKURT | Quarter-Final | W | ippon (GS) |
| 2023-11-03 | European Championships Individuals 2023 | Veronica TONIOLO | Round 2 | W | ippon (GS) |
| 2023-11-03 | European Championships Individuals 2023 | Nekoda SMYTHE-DAVIS | Round 1 | W | ippon (GS) |
| 2023-11-03 | European Championships Individuals 2023 | Nora GJAKOVA | Bronze | L | ippon (GS) |
Head-to-Head Records
| Opponent | Meetings | Wins | Losses | Record |
|---|---|---|---|---|
| Veronica TONIOLO | 4 | 2 | 2 | 2–2 |
| Jessica LIMA | 4 | 2 | 2 | 2–2 |
| Nora GJAKOVA | 4 | 0 | 4 | 0–4 |
| Pihla SALONEN | 3 | 3 | 0 | 3–0 |
| Ozlem YILDIZ | 3 | 3 | 0 | 3–0 |
| Acelya TOPRAK | 3 | 3 | 0 | 3–0 |
| Eteri LIPARTELIANI | 3 | 2 | 1 | 2–1 |
| Marica PERISIC | 3 | 2 | 1 | 2–1 |
| Nekoda SMYTHE-DAVIS | 3 | 1 | 2 | 1–2 |
 Jessica KLIMKAIT | 3 | 0 | 3 | 0–3 |
| Fatiha MOUSSA | 2 | 2 | 0 | 2–0 |
| Mariah HOLGUIN | 2 | 2 | 0 | 2–0 |
| Timna NELSON LEVY | 2 | 1 | 1 | 1–1 |
| Lou LEMIRE | 2 | 1 | 1 | 1–1 |
 Daria BILODID | 2 | 1 | 1 | 1–1 |
Winning Technique Profile
Competition History
| Date | Competition | Location | Bouts | Wins |
|---|---|---|---|---|
| 2025-11-28 | Abu Dhabi Grand Slam 2025 |  Abu Dhabi, UAE | 1 | 0 |
| 2025-06-13 | OTP Bank World Senior Championships 2025 Hungary Individuals |  Budapest, HUN | 2 | 1 |
| 2025-04-23 | European Judo Championships Senior Podgorica 2025 Individuals | Podgorica, MNE | 4 | 4 |
| 2025-03-07 | Grand Prix Upper Austria 2025 | Linz, AUT | 4 | 4 |
| 2025-02-14 | Baku Grand Slam 2025 | Baku, AZE | 4 | 3 |
| 2024-10-11 | Abu Dhabi Grand Slam 2024 | Abu Dhabi, UAE | 3 | 3 |
| 2024-05-19 | Abu Dhabi World Championships Seniors 2024 Individuals | Abu Dhabi, UAE | 2 | 1 |
| 2024-04-25 | European Judo Championships Seniors Individuals 2024 | Zagreb, CRO | 4 | 2 |
| 2024-03-29 | Antalya Grand Slam 2024 | Antalya, TUR | 6 | 4 |
| 2024-03-22 | Tbilisi Grand Slam 2024 | Tbilisi, GEO | 1 | 0 |
| 2024-03-01 | Tashkent Grand Slam 2024 |  Tashkent, UZB | 5 | 3 |
| 2024-02-02 | Paris Grand Slam 2024 | Paris, FRA | 2 | 1 |
| 2024-01-26 | Grand Prix Portugal 2024 |  Odivelas, POR | 5 | 4 |
| 2023-11-10 | Perth Oceania Open 2023 |  Perth, AUS | 4 | 2 |
| 2023-11-03 | European Championships Individuals 2023 | Montpellier, FRA | 5 | 3 |
| 2023-10-24 | Abu Dhabi Grand Slam 2023 | Abu Dhabi, UAE | 5 | 3 |
| 2023-09-22 | Heydar Aliyev Baku Grand Slam 2023 | Baku, AZE | 2 | 1 |
| 2023-08-18 | Zagreb Grand Prix 2023 | Zagreb, CRO | 4 | 2 |
| 2023-08-04 | Hungary Masters 2023 | Budapest, HUN | 1 | 0 |
| 2023-06-23 | Ulaanbaatar Grand Slam 2023 |  Ulaanbaatar, MGL | 1 | 0 |
| 2023-06-02 | Dushanbe Grand Prix 2023 | Dushanbe, TJK | 1 | 0 |
| 2023-05-25 | Grand Prix Upper Austria 2023 | Linz, AUT | 5 | 4 |
| 2023-05-07 | World Judo Championships – Doha 2023 Individuals | Doha, QAT | 2 | 1 |
| 2023-03-31 | Antalya Grand Slam 2023 | Antalya, TUR | 5 | 3 |
| 2023-03-24 | Tbilisi Grand Slam 2023 | Tbilisi, GEO | 1 | 0 |
| 2023-03-11 | Rome European Open 2023 | Rome, ITA | 5 | 4 |
| 2023-02-25 | Warsaw European Open 2023 | Warsaw, POL | 5 | 4 |
| 2023-02-16 | Tel Aviv Grand Slam 2023 | Tel Aviv, ISR | 2 | 1 |
| 2023-02-04 | Paris Grand Slam 2023 | Paris, FRA | 2 | 1 |
| 2022-11-04 | Baku Grand Slam 2022 | Baku, AZE | 1 | 0 |